Oswald Stephen G

Director at DUCOMMUN INC /DE/ · on record since May 12, 2026
Chairman, President & CEO at DUCOMMUN INC /DE/ · on record since May 16, 2018

Insider trading activity of Oswald Stephen G

Transactions on record: 101; since Jan 25, 2017

Open-market buys: 12; $3.2M

Open-market sells: 7; $2.4M

Companies traded: 1; last filing Aug 19, 2026

Figures computed from official regulatory filings — .

Companies where Oswald Stephen G has traded

DUCOMMUN INC /DE/101 tx · $36.1M · Aug 19, 2026

Track record of Oswald Stephen G

Statistical track record

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Open-market buys: 12

Last buy: Mar 17, 2020

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Transaction history of Oswald Stephen G

Co-insiders of Oswald Stephen G

Andrus Kathryn MDUCOMMUN INC /DE/
BALDRIDGE RICHARD ADUCOMMUN INC /DE/
BARKELEY NORMAN ADUCOMMUN INC /DE/
BELLINO JOSEPH PDUCOMMUN INC /DE/
Benkie Joel HDUCOMMUN INC /DE/
BERENATO JOSEPH CDUCOMMUN INC /DE/
BOEHLE DANIEL L.DUCOMMUN INC /DE/
Carter David B.DUCOMMUN INC /DE/
Caylor Mark ADUCOMMUN INC /DE/
CHRISTIE H FREDERICKDUCOMMUN INC /DE/

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
DUCOMMUN INC /DE/Listing on record	Aug 19, 2026	Sell	-2,500	203.95 USD	$509.9K		SEC
DUCOMMUN INC /DE/Listing on record	Aug 19, 2026	ExerciseD (derivative)	-10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Aug 19, 2026	Other	-6,111	206.98 USD	$1.3M		SEC
DUCOMMUN INC /DE/Listing on record	Aug 19, 2026	Exercise	10,000	32.90 USD	$329K		SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	Exercise	15,000	32.90 USD	$493.5K		SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	Sell	-5,766	201.15 USD	$1.2M	Unusual size	SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	ExerciseD (derivative)	-15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	Gift	-3,400	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	Other	-9,234	194.85 USD	$1.8M		SEC
DUCOMMUN INC /DE/Listing on record	Jun 11, 2026	Gift	-1,920	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	May 29, 2026	Gift	-2,034	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	May 22, 2026	Gift	-3,700	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	May 22, 2026	Other	-16,314	143.20 USD	$2.3M		SEC
DUCOMMUN INC /DE/Listing on record	May 15, 2026	Other	-2,221	—	n/a (No price was disclosed in the filing)		SEC
DUCOMMUN INC /DE/Listing on record	May 15, 2026	Other	-2,185	151.59 USD	$331.2K		SEC
DUCOMMUN INC /DE/Listing on record	May 12, 2026	Other	-2,546	137.23 USD	$349.4K		SEC
DUCOMMUN INC /DE/Listing on record	May 12, 2026	Other	-2,589	—	n/a (No price was disclosed in the filing)		SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Other	-40,583	139.45 USD	$5.7M	Unusual size	SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Other	-12,712	139.45 USD	$1.8M		SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Award	75,503	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Award	23,649	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Other	-2,409	130.19 USD	$313.6K		SEC
DUCOMMUN INC /DE/Listing on record	Dec 12, 2025	Gift	-1,234	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Nov 17, 2025	Gift	-3,366	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Jun 16, 2025	Gift	-1,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
DUCOMMUN INC /DE/Listing on record	Aug 19, 2026	Sell	-2,500	203.95 USD	$509.9K		SEC
DUCOMMUN INC /DE/Listing on record	Aug 19, 2026	ExerciseD (derivative)	-10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Aug 19, 2026	Other	-6,111	206.98 USD	$1.3M		SEC
DUCOMMUN INC /DE/Listing on record	Aug 19, 2026	Exercise	10,000	32.90 USD	$329K		SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	Exercise	15,000	32.90 USD	$493.5K		SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	Sell	-5,766	201.15 USD	$1.2M	Unusual size	SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	ExerciseD (derivative)	-15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	Gift	-3,400	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Aug 13, 2026	Other	-9,234	194.85 USD	$1.8M		SEC
DUCOMMUN INC /DE/Listing on record	Jun 11, 2026	Gift	-1,920	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	May 29, 2026	Gift	-2,034	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	May 22, 2026	Gift	-3,700	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	May 22, 2026	Other	-16,314	143.20 USD	$2.3M		SEC
DUCOMMUN INC /DE/Listing on record	May 15, 2026	Other	-2,221	—	n/a (No price was disclosed in the filing)		SEC
DUCOMMUN INC /DE/Listing on record	May 15, 2026	Other	-2,185	151.59 USD	$331.2K		SEC
DUCOMMUN INC /DE/Listing on record	May 12, 2026	Other	-2,546	137.23 USD	$349.4K		SEC
DUCOMMUN INC /DE/Listing on record	May 12, 2026	Other	-2,589	—	n/a (No price was disclosed in the filing)		SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Other	-40,583	139.45 USD	$5.7M	Unusual size	SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Other	-12,712	139.45 USD	$1.8M		SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Award	75,503	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Award	23,649	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Mar 6, 2026	Other	-2,409	130.19 USD	$313.6K		SEC
DUCOMMUN INC /DE/Listing on record	Dec 12, 2025	Gift	-1,234	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Nov 17, 2025	Gift	-3,366	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DUCOMMUN INC /DE/Listing on record	Jun 16, 2025	Gift	-1,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC